package exception;

public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了");
        try {
            String line = "a";
            System.out.println(line.length());
            System.out.println(line.charAt(0));
            System.out.println(Integer.parseInt(line));
            System.out.println("!!!!!!!!!!!!!!!");
//        }catch (NullPointerException e){
//            System.out.println("出现了空指针异常并解决了！");
//        }catch (StringIndexOutOfBoundsException e){
//            System.out.println("出现了字符串下标越界并解决了！");
//        }
        }catch (NullPointerException | StringIndexOutOfBoundsException e){
            System.out.println("程序出现了空指针或下标越界并解决了");
        }catch (Exception e){
            System.out.println("反正就是出错啦！");
        }
        System.out.println("程序结束了");
    }
}
